A water-saving spray curing device for concrete building structure

Abstract

The present invention provides a water-saving spray curing device for a concrete building structure, belonging to the technical field of spray curing equipment. The water-saving spray curing device for a concrete building structure comprises a base plate, a water storage barrel is fixed on the upper end of the base plate, a storage mechanism and a pushing mechanism are arranged on the upper side of the base plate from left to right, the storage mechanism is used to place curing tools, the pushing mechanism is connected to the base plate so that the base plate is easy to move, a group of supporting and moving mechanisms are arranged at the four corners of the lower end of the base plate, the supporting and moving mechanisms are connected to the base plate so that the device can roll on the concrete floor, a three-way pipe is fixed to the lower end of the base plate, the upper end of the three-way pipe passes through the upper end of the base plate and is connected to the water storage barrel; the device is easy to adjust the spraying range according to actual needs, so that the concrete building floor does not need to be sprayed repeatedly during spraying, the utilization rate of water resources is greatly increased, and the waste of water resources is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of spraying maintenance equipment, and in particular relates to a water-saving spraying maintenance device for a concrete building structure. Background Art

[0002] After the concrete building structure is formed, it must be maintained to ensure the smooth progress of the cement hydration process so that it can obtain good quality. In a large number of construction practices, it is found that maintaining the humidity on the surface of the concrete building structure is the key to the maintenance of the concrete building structure, especially in the hot summer months.

[0003] At present, the commonly used maintenance method for concrete building structures is the direct spraying method, which is a method of directly spraying water on concrete building structures. The existing direct spraying method sprays unevenly and cannot adjust the spraying range, so repeated spraying is required, which not only delays the spraying efficiency, but also causes serious waste of water resources. Summary of the invention

[0004] The purpose of the present invention is to provide a water-saving spraying maintenance device for concrete building structures, aiming to solve the problem that the direct spraying method in the prior art sprays unevenly and cannot adjust the spraying range, thereby requiring repeated spraying, which not only delays the spraying efficiency but also causes serious waste of water resources.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A water-saving spray maintenance device for a concrete building structure comprises a base plate, a water storage barrel is fixed at the upper end of the base plate, a storage mechanism and a pushing mechanism are arranged on the upper side of the base plate from left to right in sequence, the storage mechanism is used to place maintenance tools, the pushing mechanism is connected to the base plate so that the base plate is easy to move, a group of supporting and moving mechanisms are arranged at the four corners of the lower end of the base plate, the supporting and moving mechanisms are connected to the base plate so that the device can roll on the concrete floor, a three-way pipe is fixed to the lower end of the base plate, the upper end of the three-way pipe passes through the upper end of the base plate and is connected to the water storage barrel, a water pump is arranged in the water storage barrel, and the three-way pipes of the water pump are connected, a connecting pipe valve is rotatably connected to the lower side of the circumferential surface of the three-way pipe, and the circumferential inner wall of the connecting pipe valve is fixed A first spray head is provided, a rotating mechanism is provided on the left side of the connecting pipe valve, the rotating mechanism is connected to the connecting pipe valve so as to facilitate the rotation of the connecting pipe valve, a screw rod groove is provided on the right part of the upper end of the bottom plate, a screw rod is rotatably connected between the left and right inner walls of the screw rod groove, and the right end of the screw rod penetrates the right end of the bottom plate and extends to the right, a driving mechanism is provided on the right side of the bottom plate, the driving mechanism is connected to the screw rod so as to facilitate the rotation of the screw rod, a screw rod nut is threadedly connected to the circumferential surface of the screw rod, the screw rod nut is slidably connected in the screw rod groove, a connecting block is fixed to the lower end of the screw rod nut, a group of limiting mechanisms and sliding mechanisms are respectively provided on the front and rear sides of the connecting block, the limiting mechanism is connected to the connecting block so as to enable the connecting block to make left and right linear motion;

[0007] Each group of the sliding mechanisms includes a sliding plate, a fixed column, a limiting plate, and a sliding groove. The sliding plate is rotatably connected to the lower end of the connecting block through a rotating shaft. The fixed column is fixed to the lower right part of the bottom plate. The sliding groove is opened at the lower end of the sliding plate, and the sliding groove matches the fixed column. The sliding groove is slidably connected to the circumferential surface of the fixed column. The limiting plate is fixed to the lower end of the fixed column, and the diameter of the limiting plate is larger than the diameter of the fixed column. A group of spraying mechanisms is provided on the lower side of the sliding plate in each group of the sliding mechanisms, and the spraying mechanism is used to increase the spraying range.

[0008] As a preferred solution of the present invention, each group of the spraying mechanism includes a second spray head, a valve and a serpentine hose, the second spray head is fixed to the lower end of one of the sliding plates, one end of the serpentine hose is connected to the second spray head, and the other end of the serpentine hose is connected to the three-way pipe, the valve is fixedly installed on the circumferential surface of the second spray head, and the valve is located on the lower side of the serpentine hose.

[0009] As a preferred solution of the present invention, each group of the limiting mechanisms includes a T-shaped slide groove and a T-shaped slider, the T-shaped slider is fixed to the upper end of the connecting block, the T-shaped slide groove is opened at the lower end of the base plate, and the T-shaped slide groove and the T-shaped slider are matched, and the T-shaped slide groove is slidably connected in the T-shaped slider.

[0010] As a preferred solution of the present invention, the rotating mechanism includes a motor and a driving gear, the motor is fixed to the upper end of the base plate, and the output shaft of the motor passes through the lower end of the base plate and extends downward, and the driving gear is fixed to the surface of the motor output shaft.

[0011] As a preferred solution of the present invention, a baffle is fixed on the circumferential surface of the connecting pipe valve, and the baffle is located between the driven gear and the serpentine hose.

[0012] As a preferred solution of the present invention, a water inlet pipe is fixed to the upper end of the water storage barrel, and the water inlet pipe is connected to the water storage barrel.

[0013] As a preferred solution of the present invention, the pushing mechanism includes a pushing handle and a reinforcing rod. Two pushing handles are provided. Both pushing handles are fixed to the upper right part of the bottom plate. The reinforcing rod is fixed between the two reinforcing rods.

[0014] As a preferred solution of the present invention, the driving mechanism includes a driving plate and a rotating handle, the driving plate is fixed to the circumferential surface of the screw rod, and the rotating handle is fixed to the right end of the driving plate.

[0015] As a preferred solution of the present invention, each group of the supporting movable mechanism supports legs and rollers, the supporting legs are fixed to the lower end of the base plate, and the rollers are rotatably connected to the lower ends of the supporting legs.

[0016] As a preferred solution of the present invention, the storage mechanism includes a tool box, a box cover and a box handle, the box cover and the tool box are movably hinged via a hinge shaft, the tool box is fixed to the upper end of the bottom plate, and the box handle is fixed to the upper end of the box cover.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. In this scheme, the water pump in the water storage barrel is turned on, and the water is pumped into the three-way pipe through the water pump, and then flows into the first sprinkler head through the connecting pipe valve, and the water is sprayed out through the first sprinkler head, so that the ground behind the concrete building can be moisturized and maintained; at the same time, by starting the motor, the motor drives the driving gear to rotate through its output shaft, and the driving gear drives the driven gear to rotate, so that the first sprinkler head can rotate and spray, and the spraying range is wider and more uniform; when it is necessary to spray a wider roadside, by turning the rotating handle, the rotating handle drives the screw rod to rotate through the driving plate, and the screw rod drives the screw rod nut connected to its surface thread to move linearly to the left, and at this time the screw rod nut drives the connecting block to move forward Since the sliding plate is connected to the lower end of the connecting block by rotating the rotating shaft, and the sliding plate is slidably connected to the surface of the fixed column through the sliding groove, and the position of the sliding plate is limited by the limiting plate and cannot be separated from the fixed column, the connecting block drives the left end of the sliding plate to move to the right, and the right side of the sliding plate moves outward in an arc and extends. At this time, the sliding plate drives the second sprinkler head to extend outward. At this time, the valve on the surface of the second sprinkler head is opened, so that the water flow passes through the serpentine hose to flow into the second sprinkler head and spray out, so that the device is easy to adjust the spraying range according to actual needs, so that there is no need to spray repeatedly during spraying, the utilization rate of water resources is greatly increased, and the waste of water resources is reduced.

[0019] 2. In this solution, the storage mechanism is provided, so that the device is convenient for placing some tools needed for spraying, making the device more practical; by matching the pushing mechanism and the supporting movement, the device is easy to move and the movement is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0021] Figure 1 It is a front stereogram in the present invention;

[0022] Figure 2 It is the first bottom-view stereogram in the present invention;

[0023] Figure 3 For the present invention Figure 2 A partial enlarged view of the middle A;

[0024] Figure 4 It is a second bottom-view stereoscopic view in the present invention;

[0025] Figure 5 It is a side sectional view of the present invention.

[0026] In the figure: 1. bottom plate; 2. water storage barrel; 3. water inlet pipe; 4. motor; 5. tool box; 51. box cover; 52. box handle; 6. support foot; 61. roller; 7. push handle; 71. reinforcement rod; 8. screw rod; 9. drive plate; 91. turning handle; 10. screw rod groove; 11. sliding plate; 12. second sprinkler head; 13. valve; 14. serpentine hose; 15. first sprinkler head; 16. driving gear; 17. driven gear; 18. baffle; 19. connecting pipe valve; 20. fixing column; 21. limit plate; 22. sliding groove; 23. connecting block; 24. screw rod nut; 25. T-type slide groove; 26. T-type slider; 27. three-way pipe. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Example 1

[0029] See also Figure 1-4 , the present invention provides the following technical solutions:

[0030] A water-saving spray curing device for a concrete building structure comprises a bottom plate 1, which serves to support the device. A water storage barrel 2 is fixed to the upper end of the bottom plate 1, and the water storage barrel 2 is used to store water, so that there is no need to connect an external water pipe during spraying, so that the spraying is not easily restricted; a storage mechanism and a pushing mechanism are arranged on the upper side of the bottom plate 1 from left to right, and the storage mechanism is used to place curing tools. The pushing mechanism is connected to the bottom plate 1 so that the bottom plate 1 is easy to move. A group of supporting and moving mechanisms are arranged at the four corners of the lower end of the bottom plate 1, and the supporting and moving mechanisms are connected to the bottom plate 1 to realize the rolling of the device on the concrete floor. By matching the pushing mechanism and the supporting movement, the device It is easy to move and more convenient to move; a three-way pipe 27 is fixed at the lower end of the bottom plate 1, and the three-way pipe 27 is used to connect the water storage barrel 2 with the first spray head 15 and the second spray head 12. The upper end of the three-way pipe 27 passes through the upper end of the bottom plate 1 and is connected between the water storage barrel 2. A water pump is arranged in the water storage barrel 2, and the water pump is connected with the three-way pipe 27. The water pump can be selected according to actual needs. Different models, for example, the model is a water pump 40G10-18SZ304, and the water pump is electrically connected to an external power supply; the lower side of the circumferential surface of the three-way pipe 27 is rotatably connected with a connecting pipe valve 19, which serves to connect the first spray head 15 and drive the first spray head 15 to rotate. The connecting pipe valve 19 A first spray head 15 is fixed to the inner circumferential wall, a rotating mechanism is provided on the left side of the connecting pipe valve 19, and the rotating motor 4 can select different models according to actual needs, for example, the selected model is TCHV32-1500-3-10S, and the motor 4 is electrically connected to the external power supply; the motor 4 drives the driving gear 16 to rotate through its output shaft, and the driving gear 16 drives the driven gear 17 to rotate, and the driven gear 17 drives the first spray head 15 to rotate through the connecting pipe valve 19, so that the first spray head 15 can rotate and spray, and the spraying range is wider and more uniform; a screw rod groove 10 is opened on the right part of the upper end of the bottom plate 1, and the screw rod groove 10 serves to accommodate the screw rod 8 and the screw rod nut 24. A screw rod 8 is rotatably connected between the left and right inner walls of the groove 10, and the right end of the screw rod 8 passes through the right end of the bottom plate 1 and extends to the right. A driving mechanism is provided on the right side of the bottom plate 1. The driving mechanism is connected to the screw rod 8 to facilitate the rotation of the screw rod 8. By rotating the rotating handle 91 in the driving mechanism, the rotating handle 91 drives the screw rod 8 to rotate through the driving plate 9; a screw nut 24 is threadedly connected to the circumferential surface of the screw rod 8, and the screw nut 24 is slidably connected in the screw rod groove 10. A connecting block 23 is fixed to the lower end of the screw nut 24. A set of limiting mechanisms and sliding mechanisms are respectively provided on the front and rear sides of the connecting block 23. The limiting mechanism is connected to the connecting block 23 to enable the connecting block 23 to make left and right linear motion;

[0031] Each set of sliding mechanisms includes a sliding plate 11, a fixed column 20, a limiting plate 21, and a sliding groove 22. The sliding plate 11 is rotatably connected to the lower end of the connecting block 23 through a rotating shaft. The fixed column 20 is fixed to the lower right part of the bottom plate 1. The sliding groove 22 is opened at the lower end of the sliding plate 11, and the sliding groove 22 matches the fixed column 20. The sliding groove 22 is slidably connected to the circumferential surface of the fixed column 20. The limiting plate 21 is fixed to the lower end of the fixed column 20, and the diameter of the limiting plate 21 is larger than the diameter of the fixed column 20. When the screw rod 8 rotates, the screw rod 8 drives the screw nut 24 threadedly connected on its surface to move linearly to the left. At this time, the screw nut 24 drives the connecting block 23 to move forward. Since the sliding plate 11 is rotatably connected to the lower end of the connecting block 23 through a rotating shaft, and the sliding plate 11 is slidably connected to the surface of the fixed column 20 through the sliding groove 22, and through the limiting plate 21 The position of the sliding plate 11 is limited and cannot be separated from the fixed column 20, so that the connecting block 23 drives the left end of the sliding plate 11 to move to the right, and at the same time, the right side of the sliding plate 11 moves outward in an arc and extends. At this time, the sliding plate 11 drives the second spray head 12 to extend outward. At this time, the valve 13 on the surface of the second spray head 12 is opened, so that the water flows through the serpentine hose 14 to the second spray head 12 and sprays out, so that the device can be easily adjusted according to actual needs. The spraying range is adjusted, and there is no need for repeated spraying during spraying, which greatly increases the utilization rate of water resources and reduces the waste of water resources; a group of spraying mechanisms is provided on the lower side of the sliding plate 11 in each group of the sliding mechanisms, and the spraying mechanism is used to increase the spraying range; for technical personnel in this field, the above-mentioned motor 4, water pump, screw 8 and screw nut 24 are all prior art and will not be described in detail here.

[0032] For details, please refer to Figure 2 Each group of spraying mechanisms includes a second spray head 12, a valve 13 and a serpentine hose 14. The second spray head 12 is fixed to the lower end of one of the sliding plates 11. The second spray head 12 plays the role of spraying at a longer distance. One end of the serpentine hose 14 is connected to the second spray head 12, and the other end of the serpentine hose 14 is connected to the three-way pipe 27. The serpentine hose 14 plays the role of connecting the three-way pipe 27 and the second spray head 12. The valve 13 is fixedly installed on the circumferential surface of the second spray head 12, and the valve 13 is located on the lower side of the serpentine hose 14. The valve 13 is used to open and close the second spray head 12, so that water resources are not easily wasted.

[0033] For details, please refer to Figure 3Each set of limiting mechanisms includes a T-shaped slide 25 and a T-shaped slider 26. The T-shaped slider 26 is fixed to the upper end of the connecting block 23. The T-shaped slide 25 is opened at the lower end of the bottom plate 1, and the T-shaped slide 25 and the T-shaped slider 26 match each other. The T-shaped slide 25 is slidably connected to the T-shaped slider 26. When the connecting block 23 moves left and right, the T-shaped slider 26 fixed at its upper end is driven to slide in the T-shaped slide 25. Since the T-shaped slider 26 is invertedly embedded in the T-shaped slide 25, the T-shaped slider 26 cannot be pulled out, so that the connecting block 23 can only move left and right in a straight line, and it is more stable when moving.

[0034] For details, please refer to Figure 4 The rotating mechanism includes a motor 4 and a driving gear 16. The motor 4 is fixed to the upper end of the base plate 1, and the output shaft of the motor 4 passes through the lower end of the base plate 1 and extends downward. The driving gear 16 is fixed to the surface of the output shaft of the motor 4. By starting the motor 4, the motor 4 drives the driving gear 16 to rotate through its output shaft, and the driving gear 16 drives the driven gear 17 to rotate, so that the first sprinkler head 15 can rotate and spray, and the spraying range is wider and more uniform.

[0035] For details, please refer to Figure 4 A baffle 18 is fixed to the circumferential surface of the connecting pipe valve 19, and the baffle 18 is located between the driven gear 17 and the serpentine hose 14. The driven gear 17 makes it difficult for the serpentine hose 14 to be entangled with the driven gear 17, so that the serpentine hose 14 is not easily damaged.

[0036] For details, please refer to Figure 1 A water inlet pipe 3 is fixed to the upper end of the water storage barrel 2, and the water inlet pipe 3 is connected to the water storage barrel 2. The water inlet pipe 3 is used to add water to the water storage barrel 2, so that the water storage barrel 2 is easy to replenish water resources.

[0037] For details, please refer to Figure 1 The pushing mechanism includes a pushing handle 7 and a reinforcing rod 71. There are two pushing handles 7. Both pushing handles 7 are fixed to the upper right part of the bottom plate 1. The reinforcing rod 71 is fixed between the two reinforcing rods 71. The pushing handle 7 plays a role in pushing the device, and the reinforcing rod 71 plays a role in further fixing the two pushing handles 7.

[0038] For details, please refer to Figure 4 The driving mechanism includes a driving plate 9 and a rotating handle 91. The driving plate 9 is fixed to the circumferential surface of the screw rod 8. The rotating handle 91 is fixed to the right end of the driving plate 9. When a wider roadside needs to be sprayed, the rotating handle 91 is rotated, and the rotating handle 91 drives the screw rod 8 to rotate through the driving plate 9, so that the screw rod 8 is easy to rotate.

[0039] For details, please refer to Figure 5Each group of supports includes a moving mechanism support foot 6 and a roller 61. The support foot 6 is fixed to the lower end of the base plate 1, and the roller 61 is rotatably connected to the lower end of the support foot 6. The support foot 6 serves to connect the roller 61 and the base plate 1, and the roller 61 serves to facilitate the movement of the device.

[0040] For details, please refer to Figure 1 The storage mechanism includes a tool box 5, a box cover 51 and a box handle 52. The box cover 51 and the tool box 5 are hinged through a hinge shaft. The tool box 5 is fixed to the upper end of the base plate 1, and the box handle 52 is fixed to the upper end of the box cover 51. The tool box 5 serves to place spray operation tools, making the device more practical.

[0041] Working principle and use process of the present invention: When the device is used, first turn on the water pump in the water storage barrel 2, pump the water into the three-way pipe 27 through the water pump, and then flow into the first spray head 15 through the connecting pipe valve 19, and spray the water through the first spray head 15, so that the ground after the concrete construction can be moisturized and maintained; at the same time, by starting the motor 4, the motor 4 drives the driving gear 16 to rotate through its output shaft, and the driving gear 16 drives the driven gear 17 to rotate, so that the first spray head 15 can rotate and spray, and the spraying range is wider and more uniform; when it is necessary to spray a wider roadside, by rotating the rotating handle 91, the rotating handle 91 drives the screw rod 8 to rotate through the driving plate 9, and the screw rod 8 drives the screw rod nut 24 threaded on its surface to move linearly to the left, and at this time the screw rod nut 24 drives the connecting block 23 to The sliding plate 11 moves forward, because the sliding plate 11 is connected to the lower end of the connecting block 23 by rotating through the rotating shaft, and the sliding plate 11 is slidably connected to the surface of the fixed column 20 through the sliding groove 22, and the position of the sliding plate 11 is limited by the limiting plate 21, and it cannot be separated from the fixed column 20, so that the connecting block 23 drives the left end of the sliding plate 11 to move to the right, and the right side of the sliding plate 11 moves outward in an arc and extends. At this time, the sliding plate 11 drives the second sprinkler head 12 to extend outward. At this time, the valve 13 on the surface of the second sprinkler head 12 is opened, so that the water flow passes through the serpentine hose 14 to flow into the second sprinkler head 12 and spray out, so that the device is easy to adjust the spraying range according to actual needs, so that there is no need to repeatedly spray the concrete building floor during spraying, the utilization rate of water resources is greatly increased, and the waste of water resources is reduced.

[0042] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A water-saving spray curing device for a concrete building structure, characterized in that: The invention comprises a bottom plate (1), a water storage bucket (2) is fixed at the upper end of the bottom plate (1), a storage mechanism and a pushing mechanism are arranged on the upper side of the bottom plate (1) from left to right, the storage mechanism is used to place maintenance tools, the pushing mechanism is connected to the bottom plate (1) so that the bottom plate (1) is easy to move, and a group of supporting and moving mechanisms are arranged at the four corners of the lower end of the bottom plate (1), and the supporting and moving mechanisms are connected to the bottom plate (1) so that the device can roll on the concrete. The bottom plate (1) is provided with a three-way pipe (27) fixed at the lower end thereof, the upper end of the three-way pipe (27) passing through the upper end of the bottom plate (1) and connected to the water storage barrel (2), the water storage barrel (2) being provided with a water pump, and the water pump and the three-way pipe (27) being connected, the lower side of the circumferential surface of the three-way pipe (27) being rotatably connected to a connecting pipe valve (19), the inner circumferential wall of the connecting pipe valve (19) being fixed with a first spray head (15), the connecting pipe valve (19) A rotating mechanism is provided on the left side of the bottom plate (19), and the rotating mechanism is connected to the connecting pipe valve (19) so that the connecting pipe valve (19) can be easily rotated. A screw rod groove (10) is provided on the right part of the upper end of the bottom plate (1), and a screw rod (8) is rotatably connected between the left and right inner walls of the screw rod groove (10), and the right end of the screw rod (8) penetrates the right end of the bottom plate (1) and extends to the right. A driving mechanism is provided on the right side of the bottom plate (1), and the driving mechanism is connected to the screw rod (8) so that the screw rod (8) can be easily rotated. A screw rod nut (24) is threadedly connected to the circumferential surface of the screw rod (8), and the screw rod nut (24) is slidably connected in the screw rod groove (10). A connecting block (23) is fixed at the lower end of the screw rod nut (24), and a group of limiting mechanisms and sliding mechanisms are respectively provided on the front and rear sides of the connecting block (23), and the limiting mechanism is connected to the connecting block (23) so that the connecting block (23) can make a left and right linear movement. Each group of the sliding mechanisms comprises a sliding plate (11), a fixed column (20), a limiting plate (21), and a sliding groove (22); the sliding plate (11) is rotatably connected to the lower end of the connecting block (23) via a rotating shaft; the fixed column (20) is fixed to the lower right part of the bottom plate (1); the sliding groove (22) is opened at the lower end of the sliding plate (11), and the sliding groove (22) matches the fixed column (20); the sliding groove (22) is slidably connected to the circumferential surface of the fixed column (20); the limiting plate (21) is fixed to the lower end of the fixed column (20), and the diameter of the limiting plate (21) is larger than the diameter of the fixed column (20); and a group of spraying mechanisms is provided on the lower side of the sliding plate (11) in each group of the sliding mechanisms, and the spraying mechanisms are used to increase the spraying range.

2. A water-saving spray curing device for a concrete building structure according to claim 1, characterized in that: Each group of the spraying mechanisms comprises a second spray head (12), a valve (13) and a serpentine hose (14); the second spray head (12) is fixed to the lower end of one of the sliding plates (11); one end of the serpentine hose (14) is connected to the second spray head (12), and the other end of the serpentine hose (14) is connected to the three-way pipe (27); the valve (13) is fixedly mounted on the circumferential surface of the second spray head (12), and the valve (13) is located on the lower side of the serpentine hose (14).

3. A water-saving spray curing device for a concrete building structure according to claim 2, characterized in that: Each set of the limiting mechanisms comprises a T-shaped slide groove (25) and a T-shaped slider (26), wherein the T-shaped slider (26) is fixed to the upper end of the connecting block (23), the T-shaped slide groove (25) is opened at the lower end of the bottom plate (1), and the T-shaped slide groove (25) and the T-shaped slider (26) are matched, and the T-shaped slide groove (25) is slidably connected in the T-shaped slider (26).

4. A water-saving spray curing device for a concrete building structure according to claim 3, characterized in that: The rotating mechanism comprises a motor (4) and a driving gear (16); the motor (4) is fixed to the upper end of the base plate (1); the output shaft of the motor (4) passes through the lower end of the base plate (1) and extends downward; the driving gear (16) is fixed to the surface of the output shaft of the motor (4).

5. A water-saving spray curing device for a concrete building structure according to claim 4, characterized in that: A baffle (18) is fixed on the circumferential surface of the connecting pipe valve (19), and the baffle (18) is located between the driven gear (17) and the serpentine hose (14).

6. A water-saving spray curing device for a concrete building structure according to claim 5, characterized in that: A water inlet pipe (3) is fixed to the upper end of the water storage barrel (2), and the water inlet pipe (3) is in communication with the water storage barrel (2).

7. A water-saving spray curing device for a concrete building structure according to claim 6, characterized in that: The pushing mechanism comprises a pushing handle (7) and a reinforcing rod (71). Two pushing handles (7) are provided. The two pushing handles (7) are both fixed to the upper right part of the bottom plate (1). The reinforcing rod (71) is fixed between the two reinforcing rods (71).

8. The water-saving spray curing device for a concrete building structure according to claim 7, characterized in that: The driving mechanism comprises a driving plate (9) and a rotating handle (91), wherein the driving plate (9) is fixed to the circumferential surface of the screw rod (8), and the rotating handle (91) is fixed to the right end of the driving plate (9).

9. A water-saving spray curing device for a concrete building structure according to claim 8, characterized in that: Each group of the supporting movement mechanism comprises a supporting foot (6) and a roller (61), wherein the supporting foot (6) is fixed to the lower end of the base plate (1), and the roller (61) is rotatably connected to the lower end of the supporting foot (6).

10. A water-saving spray curing device for a concrete building structure according to claim 9, characterized in that: The storage mechanism comprises a tool box (5), a box cover (51) and a box handle (52); the box cover (51) and the tool box (5) are movably hinged via a hinge shaft; the tool box (5) is fixed to the upper end of the bottom plate (1); and the box handle (52) is fixed to the upper end of the box cover (51).

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